Lambrechts, Mark J; Schroeder, Gregory D; Karamian, Brian A; Canseco, Jose A; Oner, F Cumhur; Benneker, Lorin M; Bransford, Richard J; Kandziora, Frank; Rajasekaran, Shanmuganathan; El-Sharkawi, Mohammad; Kanna, Rishi; Joaquim, Andrei Fernandes; Schnake, Klaus; Kepler, Christopher K; Vaccaro, Alexander R (2023). Effect of surgical experience and spine subspecialty on the reliability of the AO Spine Upper Cervical Injury Classification System. Journal of neurosurgery-spine, 38(1), pp. 31-41. American Association of Neurological Surgeons 10.3171/2022.6.SPINE22454